Bipedal humanoid robot "Atlas", primarily developed by the American robotics company Boston Dynamics. The 6-foot (1.83 m) tall, 330-pound (149.7 kg) robot is made of graded aluminium and titanium and costs HK$ 15 million ($1.93 million). It is capable of a variety of natural movements, including dynamic walking, calisthenics and user programmed behaviours, according to the University of Hong Kong's press release. (Reuters/Tyrone Siu)

Humanoid robot bartender "Carl", developed and built by mechatronics engineer Ben Schaefer who runs a company for humanoid robots, prepares spirits for the mixing of cocktails and is able to interact with customers in small conversations. (Reuters/Fabrizio Bensch)

Dentsu Inc, Research Center for Advanced Science and Technology, the University of Tokyo, Robo Garage and Toyota announced that their jointly developed robot astronaut, called Kirobo, will be aboard the Kounotori 4 cargo spacecraft scheduled for launch from the Tanegashima Space Center to the International Space Station (ISS). (Reuters/Toru Hanai)

"Yo! Sushi" restaurant in London announced a flying sushi service tray known as the "itray", created using miniature remote-controlled helicopter rotor blades which deliver the food to its customers. (Reuters/Neil Hall)

A Japanese university has developed two humanoid bartender and waiter robots that can also wash dishes -- sort of. The two robots, named HRP-2 NO.7 and NO.8, work as a pair to serve drinks and then collect the empty glasses. They are also designed to open a faucet and place objects beneath it. (Reuters/Kim Kyung-Hoon)

Check out the humanoid robot ROBOY developed by Artificial Lab of the University of Zuerich during a media presentation. A project team, composed of scholars and industry representatives, has been working on ROBOY since June 2012. (Reuters/Arnd Wiegmann)

Take a look at the four- meter-high, limited edition, made-to-order robot named "Kuratas" which is controlled through a pilot in its cockpit, or via a smartphone. The four-tonne (4,000 kg) "Kuratas" can be customised in 16 different colours, and is armed with a futuristic weapons system, including a multi-rocket launcher that fires plastic rockets filled with compressed water. (Reuters/Kim Kyung-Hoon)